Deck 11 Flashcards Preview

Introduction to Biology > Deck 11 > Flashcards

Flashcards in Deck 11 Deck (11)
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1

Producer

An organism that can make its own food.

2

Consumer

An organism that obtains energy by feeding on other organisms

3

Detritivore

organism that feeds on plant and animal remains and other dead matter

4

Decomposer

An organism that breaks down wastes and dead organisms

5

energy pyramid

A diagram that shows the amount of energy that moves from one feeding level to another in a food web

6

biochemical cycle

the circulation of substances through living organisms from or to the environment.

7

Eutrophication

rapid algal growth caused by an excess of nitrates (NO3)- and phosphates (PO4)3- in water

8

Physical Disturbance

anything that changes the physical structure of the habitat (fire, waves, tree-fall, plowing)

9

resource depletion

the act of using resources faster than they can be restored or replaced

10

habitat loss

The destruction of habitats that usually results from human activities

11

anthropogenic climate change

climate change which is human caused, either directly or indirectly